Putter head



FIG. 1 is a perspective view of the putter head;

FIG. 2 is a perspective view of the putter head;

FIG. 3 is a rear elevational view of the putter head;

FIG. 4 is a front elevational view of the putter head; and,

FIG. 5 is a perspective view of the putter head. 

The ornamental design for "putter head," as shown and described. 